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Regopenkeyex Error 234


Result is a long integer. What is this plant in Clash of Clans? Second process try to read it in the same time. Remarks An application typically calls RegEnumValue to determine the value names and then RegQueryValueEx to retrieve the data for the names. Check This Out

RegQueryValueEx function Retrieves the type and data for the specified value name associated with an open registry key. The setting part wasOK. Not the answer you're looking for? There are only that. http://cboard.cprogramming.com/c-programming/80965-regqueryvalueex-giving-error-234-a.html

Regqueryvalueex Example

Powered by vBulletin Version 4.2.3 Copyright © 2016 vBulletin Solutions, Inc. Join them; it only takes a minute: Sign up RegQueryValueEx return ERROR_MORE_DATA when the buffer is already large enough up vote 1 down vote favorite Sorry for my pure english. Hi Cindy, You should call RegQueryValueEx() with a NULL in the 5th parameter, and it will tell you the datatype and size of the value which would be returned. Save a JPG without a background Cannot patch Sitecore initialize pipeline (Sitecore 8.1 Update 3) more hot questions question feed default about us tour help blog chat data legal privacy policy

Are the plane and the third dimensional space homeomorphic? To start viewing messages, select the forum that you want to visit from the selection below. And they are still the same: –diman Jan 23 '13 at 11:55 Before query: Size: 32 After query: Required Size: 12 Result: 234 –diman Jan 23 '13 at 11:59 Error_more_data 234 What should I do? >Thanks in advance! >Cindy Joseph M.

They return error codes directly. Regqueryvalueex Returns 2 In this case, the contents of the lpData buffer are undefined. My concern is that when i run the same statement again it works perfectly. Doc on RegQueryValueEx() needs updating.

Why CompareItem of CListBox is not getting called 10. Regqueryvalueex Dword thx a lot! Yes No Additional feedback? 1500 characters remaining Submit Skip this Thank you! EZ Archive Ads Plugin for vBulletin Copyright 2006 Computer Help Forum Powered by: vBulletin v3.8.9 Search Forums Show Threads Show Posts Tag Search Advanced Search Go to Page...

Regqueryvalueex Returns 2

Do not be surprised; this is normal behavior. This comprehensive step-by-step guide will help get your database-driven ASP.NET web site up and running in no time.. Regqueryvalueex Example subscribe Build Your Own ASP.NET 3.5 Web Site Using C# & VB, 3rd Edition - Free 219 Page Preview! Regqueryvalueex String asked 3 years ago viewed 2606 times active 3 years ago Blog Stack Overflow Podcast #92 - The Guerilla Guide to Interviewing Related 2Patterns for calling Win32 API functions that return

Make sure your Size value is actually set to 32 upon entry to the Read() function and is not set to some other value. his comment is here BufferSize += BYTEINCREMENT; PerfData = (PPERF_DATA_BLOCK) realloc( PerfData, BufferSize ); cbData = BufferSize; printf("."); dwRet = RegQueryValueEx( HKEY_PERFORMANCE_DATA, TEXT("Global"), NULL, NULL, (LPBYTE) PerfData, &cbData ); } if( dwRet == ERROR_SUCCESS ) osv.OSVSize = Len(osv) Call GetVersionEx(osv) Select Case osv.PlatformID Case VER_PLATFORM_WIN32_WINDOWS regPath = "SOFTWARE\Microsoft\Windows\CurrentVersion" Case VER_PLATFORM_WIN32_NT regPath = "SOFTWARE\Microsoft\Windows NT\CurrentVersion" Case Else MsgBox "GetVersion says this isn't 9x or NT!" Exit Sub I have repeate it issue on the third start. Regqueryvalueex Reg_sz Example C++

Terms of Use | Your Privacy Why do I get the error 234 when calling RegQueryValueEx or CRegKey::QueryValue? All Rights ReservedAd Choices The information on Computing.Net is the opinions of its users. this contact form The key is exist before any changes. –diman Jan 24 '13 at 4:39 Please, see sample below –diman Jan 24 '13 at 5:37 add a comment| up vote 0

Here is the full code, first part writes and second reads from registry, writing works 100% fine, but reading.. 'In-module declarations: Global CResult As Variant Global txt As String Global X Error_more_data Msdn How many bytes must be allocated for value buffer to assure this error does not appear anymore? If lpValueName specifies a value that is not in the registry, the function returns ERROR_FILE_NOT_FOUND.

In my code, I use CRegKey::Create, SetValue, and QueryValue to set/get the registry info.

Allocate the buffer 'lpData' then call 'RegQueryValueEx()' again: Code: HKEY hKey = NULL; DWORD dwSize = 0; DWORD dwDataType = 0; LPBYTE lpValue = NULL; LPCTSTR const lpValueName = _T("Directory"); LONG subscribe Programmers Heaven C# School Book -Free 338 Page eBook The Programmers Heaven C# School book covers the .NET framework and the C# language. When calling the RegQueryValueEx function, you should always expect to walk the returned data structure to look for the requested object. Reggetvalue Example The physical data length is only 41 byte long, I still get the error when using buffer of 1024 long.

Newcom#2 / 3 Why do I get the error 234 when calling RegQueryValueEx or CRegKey::QueryValue? CResult = RegQueryValueEx(RKey, "SerialNo", 0, 1, ByVal txt, X) RMaster06-30-2004, 08:25 AMIt worked, when I changed txt -> Byval txt and X -> 255.. if(ERROR_SUCCESS != (test = RegQueryValueEx(key,REG_DAYCNT,NULL,&type,(LPBYTE)&dayqry,&size))) { printf("Problem opening registry\n %d\n",test); //RegQueryValueEx(key,REG_DAYCNT,NULL,&type,(LPBYTE)&dayqry,&size); } ... http://supercgis.com/regopenkeyex-error/regopenkeyex-error-5.html cppandasm

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Nothing you can do about this unless you synchronize the reads and writes, since the Registry API is not synchronizing for you. After return, the variable pointed by 'lpcbData' will contain the size of the data. When a girl mentions her girlfriend, does she mean it like lesbian girlfriend? Probably it contains garbage.

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#3 01-23-2003, 06:22 AM cppandasm Guest Posts: n/a more data than your buffer can hold Something is likely hooking RegQueryValueEx() and altering its normal behavior. If the buffer specified by lpData parameter is not large enough to hold the data, the function returns ERROR_MORE_DATA and stores the required buffer size in the variable pointed to by

What is a word for deliberate dismissal of some facts? Newcomer http://www3.pgh.net/~newcomer Sat, 08 Dec 2001 03:00:00 GMT Kurt Grittn#3 / 3 Why do I get the error 234 when calling RegQueryValueEx or CRegKey::QueryValue? Does bitcoin have the potential to be subject to a hard fork where miners are forced to choose which fork they will accept, like Etherum? To ensure that any string values (REG_SZ, REG_MULTI_SZ, and REG_EXPAND_SZ) returned are null-terminated, use the RegGetValue function.

If the lpValueName registry value does not exist, RegQueryValueEx returns ERROR_FILE_NOT_FOUND and the value returned through the lpcbData parameter is undefined. Downloads and tools Windows 10 dev tools Visual Studio Windows SDK Windows Store badges Essentials API reference (Windows apps) API reference (desktop apps) Code samples How-to guides (Windows apps) Learning resources must have missed something. This enables an application to determine the best way to allocate a buffer for the value's data.